indent style for D

Denis Shelomovskij verylonglogin.reg at gmail.com
Sun Jan 29 10:11:30 PST 2012


29.01.2012 18:09, Iain Buclaw пишет:
> On 29 January 2012 14:04, Denis Shelomovskij
> <verylonglogin.reg at gmail.com>  wrote:
>> 29.01.2012 15:21, Alex Rønne Petersen пишет:
>>
>>> On 29-01-2012 10:15, Gour wrote:
>>>>
>>>> Hello!
>>>>
>>>> It was mentioned in #D that gdc will probably adapt its code to GNU code
>>>> style and I wonder, seeing no recemmendation in
>>>> http://www.d-programming-language.org/dstyle.html in regard to
>>>> indent-style, can someone shed some light what is recommended practice
>>>> for it within D community?
>>>>
>>>>
>>>> Sincerely,
>>>> Gour
>>>>
>>>
>>> Phobos generally uses 4-space indentation.
>>>
>>
>> I don't think there is the best coding style (personally I like both K&R and
>> Allman styles). IMHO things are different with indention. Why does Phobos
>> use 4-space indentation?
>>
>> The following article (IMHO) completely covers tabs vs spaces problem:
>> http://www.emacswiki.org/cgi-bin/wiki/TabsAreEvil
>>
>> It shows that tabs (in spite of the article title) are really good and
>> should be used always (and only) for indention. Looks like Allman style
>> doesn't prevent this (if it does, what is the reason?). So:
>> * Such tab using shows respect to a programmer allowing him to configure tab
>> size as he prefer.
>> * Sometimes indention should be changed for a particular using.
>> * Worst of all, sometimes same code is used in different places where
>> different indention levels are expected.
>> * Using spaces guarantee that code will look same in every editor but it is
>> the simplest and not the most convenient way, the code should look _good for
>> every editor user_, not _same_, so it tears down our community.
>> * It's less comfortable to use spaces for indention in every editor I use
>> (at least because spaces allows caret position in the middle of indention
>> and pressing<one of delete one char keys>  deletes one space instead of the
>> indention level, so it's easy to accidentally broke indention and use, e.g.
>> 7 instead of 8 spaces).
>>
>> And this isn't only a theory. In practice:
>> * I've never liked 8-chars indention, so I feels myself bad in d-p-l.org
>> sources. Probably I'm not the only one.
>> * I accidentally brake spaces indention sometimes. Probably I'm not the
>> less-trained-in-printing one.
>> * Some time ago a ebook version of d-p-l.org has been created. Walter had to
>> change every 4-spaces indention in examples to 2-spaces indention for
>> convenience reading on small PPC screen.
>> * Now everyone see 2-spaces indented examples in d-p-l.org instead of his,
>> probably, preferred 4-spaces indented.
>>
>> Am I mistaken? If no, am I missing some major spaces advantages? If no, lets
>> use tabs. Perhaps, there is no tool that will convert (convert right, not
>> somehow, see article) tabs<->spaces in D code.
>
> The problem is lines with mixed tabs and spaces, and different users
> set their text editors see tabs differently. ie: is your tab-width set
> to 2, 3, 4, or 8?
>

Example, please.

P.S.
Have you read the article? (I'm asking that just because I can't imagine 
an example or I don't clearly understand what do you mean)


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